The following statements are the patent disclosures and
license commitments associated with the XML Information Set 1.0 Recommendation
as of 10th September, 2001 and provided by members of the
XML Core Working Group as
required by
W3C procedure.

W3C does not take a position
regarding the validity or scope of any intellectual property
right or other rights that might be claimed to pertain to the
implementation or use of the technology, nor the extent to
which any license under such rights might or might not be
available.
Copyright of WG deliverables is vested in the
W3C.

Summary

All members who responded said that they were not aware of any applicable
patents that might apply.